KR100585805B1 - Bulb shaft connecting structure of electrodeless lighting system - Google Patents

Bulb shaft connecting structure of electrodeless lighting system Download PDF

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Publication number
KR100585805B1
KR100585805B1 KR1020040043204A KR20040043204A KR100585805B1 KR 100585805 B1 KR100585805 B1 KR 100585805B1 KR 1020040043204 A KR1020040043204 A KR 1020040043204A KR 20040043204 A KR20040043204 A KR 20040043204A KR 100585805 B1 KR100585805 B1 KR 100585805B1
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South Korea
Prior art keywords
bulb
shaft
adhesive
bulb shaft
motor
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KR1020040043204A
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Korean (ko)
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KR20050117930A (en
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박경훈
전종길
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엘지전자 주식회사
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
    • H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
    • H01J65/044—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by a separate microwave unit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
    • H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
    • H01J65/046—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using capacitive means around the vessel
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
    • H05B41/2806—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices and specially adapted for lamps without electrodes in the vessel, e.g. surface discharge lamps, electrodeless discharge lamps

Abstract

본 발명 무전극 조명기기의 전구축 연결구조는 전구를 회전시키기 위한 전구회전모터의 모터축과 전구의 전구축이 연결관에 의해 연결되어 있고, 상기 연결관의 하단부 내측에는 모터축의 상단부가 삽입되는 모터축삽입부와 모터축의 단부에 형성된 수나사형성부가 나사결합되는 암나사형성부가 연속되게 형성되어 있으며, 상단부 내측은 전구축이 삽입되는 전구축삽입부가 형성되어 있는 무전극 조명기기의 전구축 연결구조에서, 상기 전구축삽입부의 입구부 내측에 전구축삽입부의 직경보다 확대된 접착제채움홈을 소정깊이로 단차지게 형성하여, 전구축과 연결관을 접착하는 접착제가 접착제채움홈에 채워지도록 함으로써, 종래와 같이 연결부위에 접착되는 접착제에 의해 도파관에 조립이 용이하게 이루어지지 못하거나, 조립후에도 초기구동이 원할하게 이루어지지 못하는 것이 방지된다.The bulb shaft connecting structure of the electrodeless lighting device of the present invention is connected to the motor shaft of the bulb rotating motor for rotating the bulb and the bulb shaft of the bulb by a connecting tube, and the upper end of the motor shaft is inserted into the lower end of the connecting tube. In the bulb shaft connecting structure of the electrodeless illuminator where the female screw forming portion for screwing the male screw forming portion formed at the end of the motor shaft and the end of the motor shaft is continuously formed, and the bulb shaft inserting portion for inserting the bulb shaft is formed inside the upper end. By forming the step of filling the adhesive filling groove enlarged than the diameter of the bulb shaft inserting portion to a predetermined depth inside the inlet portion of the bulb shaft inserting portion, the adhesive for bonding the bulb shaft and the connector is filled in the adhesive filling groove, and It is not easy to assemble the waveguide by the adhesive glued to the connection part, or even after the assembly It does not occur smoothly is prevented.

Description

무전극 조명기기의 전구축 연결구조{BULB SHAFT CONNECTING STRUCTURE OF ELECTRODELESS LIGHTING SYSTEM}Bulb Shaft Connection Structure of Electrodeless Lighting Equipment {BULB SHAFT CONNECTING STRUCTURE OF ELECTRODELESS LIGHTING SYSTEM}

도 1은 종래 무전극 조명기기에서 전구축이 연결된 상태를 보인 정면도.1 is a front view showing a state in which the bulb shaft is connected in the conventional electrodeless lighting device.

도 2는 도 1의 종단면도.2 is a longitudinal cross-sectional view of FIG.

도 3은 도 2의 분해된 종단면도.3 is an exploded longitudinal cross-sectional view of FIG. 2;

도 4는 본 발명의 전구축 연결구조를 가지는 무전극 조명기기의 종단면도.Figure 4 is a longitudinal sectional view of the electrodeless lighting device having a bulb shaft connection structure of the present invention.

도 5는 본 발명에서의 전구축 연결부위의 확대단면도.Figure 5 is an enlarged cross-sectional view of the bulb shaft connecting portion in the present invention.

도 6은 도 5의 분해된 상태의 단면도.6 is a cross-sectional view of the exploded state of FIG.

도 7은 본 발명의 변형예를 보인 단면도.7 is a cross-sectional view showing a modification of the present invention.

* 도면의 주요 부분에 대한 부호의 설명 *Explanation of symbols on the main parts of the drawings

105 : 전구축 105a : 하단부105: bulb shaft 105a: lower end

106 : 전구 107 : 연결관106: bulb 107: connector

107a : 암나사형성부 107b : 전구축삽입부107a: female thread forming portion 107b: bulb shaft insertion portion

107c : 모터축삽입부 108 : 모터축 107c: motor shaft insert 108: motor shaft

108a : 수나사형성부 200 : 접착제채움홈108a: male thread forming part 200: adhesive filling groove

201,201' : 접착제201,201 ': Adhesive

본 발명은 무전극 조명기기에 관한 것으로, 보다 상세하게는 전구축과 연결관의 연결부위를 접착하는 접착제에 의해 조립성 및 회전동작 이상이 발생되는 것이 방지될 수 있도록 한 무전극 조명기기의 전구축 연결구조에 관한 것이다.The present invention relates to an electrodeless lighting device, and more particularly, to the assembly of the electrodeless lighting device to prevent the occurrence of assembly and rotation operation by the adhesive for bonding the connection portion of the bulb shaft and the connector. It is about the connection structure.

무전극 조명기기(ELECTRODELESS LIGHTING SYSTEM)는 마그네트론에서 발생되는 전자파 에너지를 도파관을 통하여 공진기에 전달하고, 이것이 공진기의 내부에 설치된 무전극 전구에 인가되어 전구가 가시광선 또는 자외선을 발광하는 조명기기로서, 일반적으로 사용되는 백열등이나 형광등에 비하여 수명이 길고, 조명의 효과가 우수한 특징을 가지고 있다.ELECTRODELESS LIGHTING SYSTEM is an luminaire that transmits electromagnetic energy generated from magnetron to the resonator through waveguide, which is applied to the electrodeless bulb installed inside the resonator, and the bulb emits visible or ultraviolet rays. Compared with incandescent lamps and fluorescent lamps which are generally used, they have a long lifespan and excellent lighting effects.

그리고, 상기와 같이 발광이 되는 전구는 발광시 일정속도로 회전되어 전구의 국부적인 가열이 이루어지는 것이 방지되어지도록 되어 있는데, 전구가 회전될 수 있도록 전구축이 모터축에 연결되어 있는 구조가 도 1, 도 2, 도 3에 도시되어 있는 바, 이를 간단히 설명하면 다음과 같다.In addition, the light-emitting bulb as described above is to be rotated at a constant speed during light emission to prevent the local heating of the bulb is made, the structure in which the bulb shaft is connected to the motor shaft so that the bulb can rotate. 2 and 3, which will be described briefly as follows.

도 1은 종래 무전극 조명기기에서 전구축이 연결된 상태를 보인 정면도이고, 도 2는 도 1의 종단면도이며, 도 3은 도 2의 분해된 종단면도로서, 이에 도시된 바와 같이, 무전극 조명기기의 모터축(1)과 전구(2)의 전구축(3)이 연결관(4)에 의해 연결되어 있다.1 is a front view showing a state in which the bulb shaft is connected in a conventional electrodeless lighting device, Figure 2 is a longitudinal cross-sectional view of Figure 1, Figure 3 is an exploded longitudinal cross-sectional view of Figure 2, as shown therein, electrodeless lighting The motor shaft 1 of the apparatus and the bulb shaft 3 of the bulb 2 are connected by a connecting pipe 4.

상기 모터축(1)의 단부에는 외주면에 수나사부(5a)가 형성된 수나사형성부(5)가 돌출되게 형성되어 있고, 그 수나사형성부(5)는 연결관(4)의 중 앙부 내측에 형성된 암나사형성부(4a)에 나사식으로 결합되어 있다.At the end of the motor shaft 1, a male screw forming portion 5 having a male screw portion 5a formed on an outer circumferential surface thereof is formed to protrude, and the male screw forming portion 5 is formed inside the central portion of the connecting pipe 4. It is screwed to the female threaded portion 4a.

상기 전구축(3)의 하단부(3a)는 상기 연결관(4)의 상단부에 형성된 전구축삽입부(6)에 삽입되어 있고, 그와 같이 삽입된 전구축(3)의 하단부(3a) 외주면과 전구축삽입홈(6) 내주면의 사이와 상기 전구축삽입부(6)의 입구 외측에는 접착제(7)가 도포되어 전구축(3)이 고정되어 있다.The lower end portion 3a of the bulb shaft 3 is inserted into the bulb shaft inserting portion 6 formed at the upper end portion of the connecting pipe 4, and the outer peripheral surface of the lower end portion 3a of the bulb shaft 3 inserted as such. An adhesive 7 is applied between the inner circumferential surface of the bulb shaft inserting groove 6 and the outside of the inlet of the bulb shaft inserting portion 6 to fix the bulb shaft 3.

그런데, 상기와 같은 종래의 무전극 조명기기의 전구축 연결구조는 연결관(4)에 형성된 전구축삽입부(6)의 입구부에 도포되는 접착제(7)에 의해 도파관의 결합부위가 결합이 원할하게 이루어지지 못하거나, 조립후에도 원할한 모터구동이 이루어지지 못하는 문제점이 있었다.However, the above-described conventional bulb electrode connection structure of the electrodeless lighting device is coupled to the coupling portion of the waveguide by the adhesive (7) applied to the inlet portion of the bulb shaft insertion portion 6 formed in the connector (4). There was a problem that can not be made smoothly, or smooth motor drive after assembly.

상기와 같은 문제점을 감안하여 안출한 본 발명의 목적은 전구축과 연결관을 연결하는 접착제에 의해 조립시 장애가 되거나 조립후에 모터의 초기구동에 영향을 미치는 것이 방지될 수 있도록 하는데 적합한 무전극 조명기기의 전구축 연결구조를 제공함에 있다.An object of the present invention devised in view of the above problems is an electrodeless illuminator suitable to be prevented from being impaired during assembly or affecting the initial driving of the motor after assembly by the adhesive connecting the bulb shaft and the connector. To provide a bulbous connection structure.

상기와 같은 본 발명의 목적을 달성하기 위하여In order to achieve the object of the present invention as described above

전구를 회전시키기 위한 전구회전모터의 모터축과 전구의 전구축이 연결관에 의해 연결되어 있고, 상기 연결관의 하단부 내측에는 모터축의 상단부가 삽입되는 모터축삽입부와 모터축의 단부에 형성된 수나사형성부가 나사결합되는 암나사형성부가 연속되게 형성되어 있으며, 상단부 내측은 전구축이 삽입되는 전구축삽입부가 형성되어 있는 무전극 조명기기의 전구축 연결구조에 있어서,The motor shaft of the bulb rotating motor for rotating the bulb and the bulb shaft of the bulb are connected by a connecting tube, and inside the lower end of the connecting tube, a motor shaft insertion part into which the upper end of the motor shaft is inserted and a male screw formed at the end of the motor shaft are formed. In the bulb-shaft connecting structure of the electrodeless lighting device, the female screw forming portion to be additionally screwed is formed continuously, the upper end inside the bulb shaft inserting portion is formed, the bulb shaft is inserted,

상기 전구축삽입부의 입구부에는 내주면에 상기 전구축삽입부 보다 직경이 크게 확대되어 접착제가 채워지는 접착제채움홈이 단차지게 형성된 것을 특징으로 하는 무전극 조명기기의 전구축 연결구조가 제공된다.The inlet portion of the bulb shaft insertion portion is provided with a bulb shaft connecting structure of the electrodeless lighting device, characterized in that the inner circumferential surface has a larger diameter than the bulb shaft insert portion, the adhesive filling groove is stepped to fill the adhesive.

이하, 상기와 같이 구성되는 본 발명 무전극 조명기기의 전구축 연결구조를 첨부된 도면의 실시예를 참고하여 보다 상세히 설명하면 다음과 같다.Hereinafter, with reference to the embodiment of the accompanying drawings the bulb shaft connecting structure of the electrodeless lighting device of the present invention configured as described above in more detail as follows.

도 4는 본 발명의 전구축 연결구조를 가지는 무전극 조명기기의 종단면도이고, 도 5는 본 발명에서의 전구축 연결부위의 확대단면도이며, 도 6은 도 5의 분해된 상태의 단면도로서, 이에 도시된 바와 같이, 본 발명이 구비된 무전극 조명기기는 케이스(CASE)(101)의 내부 일측에는 상용 교류전원을 고압으로 승압시키기 위한 고전압 발생기(HIGH VOLTAGE GENERATING UNIT)(102)가 설치되어 있고, 타측에는 그 고전압 발생기(102)에서 발생되는 고전압으로 전자파를 발생시키는 마그네트론(MAGNETRON)(103)이 설치되어 있다.Figure 4 is a longitudinal cross-sectional view of the electrodeless lighting device having a bulb shaft connecting structure of the present invention, Figure 5 is an enlarged cross-sectional view of the bulb shaft connecting portion in the present invention, Figure 6 is a cross-sectional view of the exploded state of Figure 5, As shown in the drawing, the electrodeless lighting device provided with the present invention has a high voltage generator (HIGH VOLTAGE GENERATING UNIT) 102 installed on one side of the case (CASE) 101 to boost the commercial AC power to a high pressure. On the other side, there is provided a magnetron 103 for generating electromagnetic waves at a high voltage generated by the high voltage generator 102.

그리고, 상기 마그네트론(MAGNETRON)(103)과 고전압발생기(102) 사이의 케이스(101) 내측 상부 중앙에는 마그네트론(103)에서 발생되는 전자파(MICROWAVE)를 안내하기 위한 도파관(WAVE GUIDE)(104)이 케이스(101)에 형성된 개구부(101a)에 상단부가 삽입되도록 고정되어 있다.In addition, a waveguide (WAVE GUIDE) 104 for guiding the electromagnetic wave MICROWAVE generated from the magnetron 103 is provided at the inner upper center of the case 101 between the magnetron 103 and the high voltage generator 102. The upper end is fixed to the opening 101a formed in the case 101.

또한, 상기 도파관(104)의 중심부에 수직방향으로 형성된 축공(104a)에는 전구축(105)이 회전가능하게 결합되어 있는데, 그와 같이 상기 케이스(101)에 형성된 개구부를 통하여 상부 외측으로 돌출되는 상단부에는 전자파 에너지에 의하여 발광되는 발광물질이 봉입되어 있는 구형의 전구(BULB)(106)가 고정되어 있고, 하단부에는 전구축(105)을 회전시키는 것에 의하여 발광되는 전구(106)를 냉각시킬 수 있도록 연결관(107)에 의하여 모터축(108)이 연결된 전구회전모터(109)가 결합되어 있다.In addition, the bulb shaft 105 is rotatably coupled to the shaft hole (104a) formed in the vertical direction in the center of the waveguide 104, as described above protrudes outward through the opening formed in the case 101 A spherical bulb (BULB) 106 in which a light emitting material that is emitted by electromagnetic wave energy is enclosed is fixed to the upper end, and the bulb 106 that is cooled by rotating the bulb shaft 105 can be cooled at the lower end. The bulb rotation motor 109 to which the motor shaft 108 is connected by the connecting pipe 107 is coupled.

상기 연결관(107)의 중앙부 내측에는 암나사형성부(107a)가 형성되어 있고, 그 상측에는 전구축삽입부(107b)가 연통되게 형성되어 있으며, 하측에는 모터축(108)의 상단부가 삽입되는 모터축삽입부(107c)가 연통되게 형성되어 있다.A female thread forming portion 107a is formed inside the central portion of the connecting pipe 107, and an bulb shaft inserting portion 107b is formed in communication with an upper side thereof, and an upper end portion of the motor shaft 108 is inserted below. The motor shaft insertion part 107c is formed in communication.

상기 모터축(108)의 상단부에는 상기 연결관(107)의 암나사형성부(107a)에 나사결합되는 수나사형성부(108a)가 돌출되게 형성되어 있다.The upper end of the motor shaft 108 is formed to protrude a male thread forming portion 108a which is screwed to the female thread forming portion 107a of the connecting pipe 107.

그리고, 상기 전구축삽입부(107b)의 입구부 내측에는 전구축삽입부(107b)의 직경보다 직경이 크게 확대되어 접착제(201)가 채워짐과 아울러 전구축(105)의 하단부(105a) 외주면에 접착될 수 있도록 접착제채움홈(200)이 소정깊이로 단차지게 형성되어 있다.In addition, the inside of the inlet of the bulb shaft inserting portion 107b is larger than the diameter of the bulb shaft inserting portion 107b so that the adhesive 201 is filled and the outer peripheral surface of the lower end portion 105a of the bulb shaft 105 is filled. Adhesive filling groove 200 is formed to be stepped to a predetermined depth to be bonded.

도면중 미설명 부호 110는 공진기이고, 111은 반사갓이며, 112는 냉각팬이고, 113은 냉각모터이다.In the figure, reference numeral 110 is a resonator, 111 is a reflector, 112 is a cooling fan, and 113 is a cooling motor.

상기와 같이 구성되어 있는 본 발명에 따른 전구축 연결구조를 가지는 무전극 조명기기는 전원이 인가되어 고전압발생기(102)에서 고전압이 발생되면 그 발생되는 고전압이 마그네트론(103)으로 공급되며, 마그네트론(103)에서는 인가되는 고전압에 의하여 전자파를 생성시키게 되며, 그와 같이 발생된 전자파는 도파관(104) 을 통하여 공진기(110)의 내부로 방사되고, 그 방사되는 전자파에 의하여 전구(106)에 봉입된 발광물질을 방전시켜서 플라즈마에 의한 빛이 발생되어 지며, 그와 같이 발생되는 빛은 반사갓(111)에 의하여 반사되면서 전방으로 비춰지게 된다.In the electrodeless lighting device having the bulb shaft connection structure according to the present invention configured as described above, when a high voltage is generated from the high voltage generator 102, the generated high voltage is supplied to the magnetron 103, and the magnetron ( At 103, an electromagnetic wave is generated by the applied high voltage, and the generated electromagnetic wave is radiated into the resonator 110 through the waveguide 104, and is sealed in the light bulb 106 by the radiated electromagnetic wave. The light emitted by the plasma is generated by discharging the light emitting material, and the light generated as described above is reflected by the reflector 111 and is illuminated forward.

그리고, 상기와 같이 전구(106)에서 빛이 발생되면 전구회전모터(109)가 일정속도로 회전하며 모터축(108)에 연결된 연결관(107)과 전구축(105)을 회전시켜서 전구축(5)의 단부에 고정된 전구(106)를 회전시키는 것에 의하여, 전구(106)가 소정온도 이상으로 가열되지 않도록 냉각하게 되는데, 상기와 같이 전구(106)가 상단부에 설치된 전구축(105)의 하단부(105a)는 외주면에 접착제가 도포된 상태로 전구축삽입부(107b)에 삽입되어 접착되어 있고, 전구축삽입부(107b)의 입구측에는 직경이 확장된 접착제채움홈(200)에 접착제(201)가 채워짐과 아울러 전구축(105)이 접착제(201)에 의하여 고정되어 있다.When the light is generated from the bulb 106 as described above, the bulb rotation motor 109 rotates at a constant speed and rotates the connection pipe 107 and the bulb shaft 105 connected to the motor shaft 108 to rotate the bulb shaft ( By rotating the light bulb 106 fixed to the end of 5), the light bulb 106 is cooled so as not to be heated above a predetermined temperature. As described above, the light bulb 106 of the light bulb shaft 105 provided at the upper end of the light bulb 106 is cooled. The lower end portion 105a is inserted into and adhered to the bulb shaft inserting portion 107b in a state where an adhesive is applied to the outer circumferential surface, and an adhesive (for the inlet side of the bulb shaft inserting portion 107b is extended to the adhesive filling groove 200 having an expanded diameter). 201 is filled and the bulb shaft 105 is fixed by the adhesive 201.

즉, 상기와 같이 전구축(105)을 고정하는 접착제(201)가 연결관(107)의 외측으로 노출되지 않고 접착제채움홈(200)에 채워진 상태로 접착되어 있어서 도파관(104)에 조립할 때 접착제(201)에 의해 걸림이 발생되거나 접착제(201)에 의해 초기구동시 영향을 미치는 것이 방지되어 진다.That is, as described above, the adhesive 201 fixing the bulb shaft 105 is adhered to the adhesive filling groove 200 without being exposed to the outside of the connecting pipe 107, so that the adhesive when assembling the waveguide 104 is assembled. It is possible to prevent the occurrence of the jam by the 201 or the influence on the initial driving by the adhesive 201.

도 7은 본 발명의 변형예를 보인 단면도로서, 이에 도시된 바와 같이, 기본적인 구조는 상술한 일실시예와 동일하며, 다만 본 변형예에서는 전구축(105)의 하단부(105a) 외주면에 둘레면을 따라 다수개의 요홈부(105a')들을 형성하여 접착제(201')가 요홈부(105a')에 채워짐과 아울러 연결관(107)의 전구축삽입부(107b)의 내주면에 충분한 접착제의 양과 접착면적으로 접착되어지도록 하여 접착력이 증가되어지도록 되어 있다.7 is a cross-sectional view showing a modified example of the present invention, as shown in this, the basic structure is the same as the above-described embodiment, but in the present modified example the peripheral surface on the outer peripheral surface of the lower end portion 105a of the bulb shaft 105 A plurality of grooves 105a 'are formed along the adhesive 201' to fill the grooves 105a ', and a sufficient amount of adhesive and adhesion to the inner circumferential surface of the bulb shaft inserting portion 107b of the connector 107 are formed. The adhesive force is increased to be bonded by the area.

이상에서 상세히 설명한 바와 같이, 본 발명 무전극 조명기기의 전구축 연결구조는 전구축삽입부의 입구부 내측에 전구축삽입부의 직경보다 확대된 접착제채움홈을 소정깊이로 단차지게 형성하여, 전구축과 연결관을 접착하는 접착제가 접착제채움홈에 채워지도록 함으로써, 종래와 같이 연결부위에 접착되는 접착제에 의해 도파관에 조립이 용이하게 이루어지지 못하거나, 조립후에도 초기구동이 원할하게 이루어지지 못하는 것이 방지되는 효과가 있다.As described above in detail, the bulb shaft connecting structure of the electrodeless lighting device of the present invention forms an adhesive filling groove enlarged than the diameter of the bulb shaft inserting portion to a predetermined depth inside the inlet portion of the bulb shaft inserting portion to have a predetermined depth, The adhesive to bond the connector is filled in the adhesive filling groove, it is prevented that the assembly is not easily made to the waveguide by the adhesive glued to the connecting portion as in the prior art, or that the initial driving after the assembly is not made smoothly. It works.

Claims (2)

전구를 회전시키기 위한 전구회전모터의 모터축과 전구의 전구축이 연결관에 의해 연결되어 있고, 상기 연결관의 하단부 내측에는 모터축의 상단부가 삽입되는 모터축삽입부와 모터축의 단부에 형성된 수나사형성부가 나사결합되는 암나사형성부가 연속되게 형성되어 있으며, 상단부 내측은 전구축이 삽입되는 전구축삽입부가 형성되어 있는 무전극 조명기기의 전구축 연결구조에 있어서,The motor shaft of the bulb rotating motor for rotating the bulb and the bulb shaft of the bulb are connected by a connecting tube, and inside the lower end of the connecting tube, a motor shaft insertion part into which the upper end of the motor shaft is inserted and a male screw formed at the end of the motor shaft are formed. In the bulb-shaft connecting structure of the electrodeless lighting device, the female screw forming portion to be additionally screwed is formed continuously, the upper end inside the bulb shaft inserting portion is formed, the bulb shaft is inserted, 상기 전구축삽입부의 입구부에는 내주면에 상기 전구축삽입부 보다 직경이 크게 확대되어 접착제가 채워지는 접착제채움홈이 단차지게 형성된 것을 특징으로 하는 무전극 조명기기의 전구축 연결구조.The bulb shaft connecting structure of the electrodeless lighting device, characterized in that the inlet portion of the bulb shaft insertion portion is formed on the inner circumferential surface is larger than the bulb shaft insertion portion, the step of filling the adhesive filling groove to fill the adhesive. 제 1항에 있어서,The method of claim 1, 상기 전구축의 하단부 외주면에 접착제의 양과 면적이 증대되도록 다수개의 요홈부가 더 형성된 것을 특징으로 하는 무전극 조명기기의 전구축 연결구조.And a plurality of grooves are further formed on the outer circumferential surface of the lower end of the bulb shaft to increase the amount and area of the adhesive.
KR1020040043204A 2004-06-11 2004-06-11 Bulb shaft connecting structure of electrodeless lighting system KR100585805B1 (en)

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